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24C02/24C04/24C08/24C16/24C32/24C64 2K 1. 4K 8K ， 16K ， 32K位和64K位串行I2 C总线EEPROM24C02/04/08/16/32/64 PROM 256/512/1024/2048/4096/8192×8-bit 1.8V 1mA24C02/04/08/16/32/64 8/16/16/16/32/3224C02/04/08/16/32/64 8-pin SOP ● ● ● 1.8V~5.5V - 1mA - 1μA 1μA 8-pin PDIP A0 A1 A2 GND NC A1 1 A A2 GND NC NC C A2 A GND NC NC NC GND A0 A1 A2 GND A0 A1 A2 GND 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 1 2 3 4 8 VCC WP SCL SDA VCC WP SCL SDA SDA VCC WP SCL SDA VCC WP SCL SDA VCC WP SCL SDA VCC WP SCL SDA C02 7 6 5 8 2. C04 7 6 5 8 -24C02, 256 X 8 (2K bits) - 24C04, 512 X 8 (4K bits) - 24C08, 1024 X 8 (8K bits) - 24C16, 2048 X 8 (16K bits) - 24C32, 4096 X 8 (32K bits) - 24C64, 8192 X 8 (64K bits) ● 2 I 2C 2C ● I 1 MHz (5V), 400 kHz (1.8V, 2.5V, 2.7V) ● ● ( 5 ms) ● ● ● 8 (24C02) 16 (24C04/08/16),32字节页(24C32/64) ● ● ● ESD 2.5kV ● 100 100 00 ● 8-pin DIP 8-pin SOP n RoHS ● C08 7 6 5 8 C16 7 6 5 8 C32 7 6 5 8 C64 7 6 5 3. ( ) ● ● ● ● 工作温度范围 SOP8L D IP 8 L SOP8L D I8 L SOP8L D I8 L SOP8L D IP 8 L SOP8L D IP 8 L SOP8L D IP 8 L 封装 订购型号24C02D24C02P 24C04D 24C04P 24C08D 24C08P 24C16D 24C16P 24C32D 24C32P 2 4 C64 D 2 4 C64 P ● ● 标准包装数 1 0 0 片/ 管 5 0 片/ 管 1 0 0 片/ 管 5 0 片/ 管 1 0 0 片/ 管 5 0 片/ 管 1 0 0 片/ 管 5 0 片/ 管 1 0 0 片/ 管 5 0 片/ 管 1 0 0 片/ 管 5 0 片/ 管 4. -4 0 ℃~ + 8 5 ℃ 无铅 Jan. 2008 Rev 1.0 1 thinks for author 5. WP SCL SDA VCC START STOP LOGIC EN SERIAL CONTROL LOGIC LOAD COMP DEVICE ADDRESS COMPARATOR C16 / C08 / C04 / C02 NC / NC / NC / A0 NC / NC / A1 / A1 NC / A2 / A2 / A2 DATA WORD ADDRESS COUNTER LOAD INC HIGH VOLTAGE PUMP/TIMING GND DATA RECOVERY X DECODER EEPROM Y DECODER SERIAL MUX DIN DOUT/ACKNOWLEDGE DOUT 1 ( 6. ) VCC VIN VOUT TSTG -0.3 ~ +6.5 -0.3 ~ VCC +0.3 -0.3 ~ VCC +0.3 -65 ~ +150 2500 200 V V V °C V V ESD ESD ( ( ) ) VESD ( 7. ) VCC TA Jan. 2008 Rev 1.0 1.8 -40 5.5 +85 V °C 224C02/24C04/24C08/24C16/24C32/24C64 ( 8. / TA = 25°C, f = 1.0 MHz, VCC = +1.8V) (SDA) (A0, A1, A2, SCL) CI/O CIN VI/O = 0V VIN = 0V 8 6 pF pF 9. ( TA = 0°C +70°C, VCC = +1.8V +5.5V 100kHz 100kHz GND GND GND ) 04 0.4 2.0 1.0 3.0 1.0 3.0 0.05 -0.6 VCC×0.7 3.0 VCC×0.3 VCC+0.5 0.4 0.4 0.2 m mA mA μA μA μA V V V V V ICC ISB ILI ILO VIL VIH VOL3 VOL2 VOL1 VCC =5V VIN = VCC VIN = VCC VOUT = VCC C VCC =5.0V, IOL = 3.0 mA VCC =3.0V, IOL = 2.1 mA VCC =1.8V, IOL = 0.15 mA 10. ( TA = 0°C C +70°C, VCC = +1.8V +5.5 CL = 100 pF +5.5V, VCC =1.8V VCC =5V VCC =1.8V VCC =5V VCC =1.8V VCC =5V VCC =1.8V VCC =5V VCC =1.8V VCC =5V VCC =1.8V VCC =5V 0.05 0.05 1.2 0.5 1.2 0.6 0.6 0.4 ) 400 1000 , SCL fSCL tLOW tHIGH tI tAA kHz μs μs 50 40 0.9 0.55 ns μs tBUF μs Jan. 2008 Rev 1.0 324C02/24C04/24C08/24C16/24C32/24C64 10. ( ) tHD.STA tSU.STA tHD.DAT tSU.DAT tR tF tSU.STO tDH tWR tHIGH HIG tLOW VCC =1.8V VCC =5V VCC =1.8V VCC =5V 0.6 0.25 0.6 0.25 0 100 0 300 μs μs μ μs ns ns n ns μs ns 5 tR VCC =1.8V VCC =5V VCC =1.8V 8V VCC =5V 0.6 0.25 50 3 300 100 100 ms tF tLOW SCL tSU.STA tHD.STA tHD.DAT tSU.DAT tSU.STO SDA_IN tAA A tDH tBUF SDA_OUT 2 SCL SDA 8th BIT ACK tWR(1) STOP CONDITION START CONDITION 3 Jan. 2008 Rev 1.0 424C02/24C04/24C08/24C16/24C32/24C64 11. 1 A0 A224C02/32/6424C02/32/64 24C04 24C04 A1 A0 A2 A1 A0 4 2 16K 24C08 A2 A1 8 2 A1 A2 A1 A0 3 A2 24C08 A2 A0 A1 24C16 A0 5 6 7 4 8 SDA SCL WP GND VCC WP WP VCC VCC SCL / SDA 10kΩ WP 12. 器件24C0224C04 24C08 24C16 24C32 24C64 总容量（位） 2K 4K 8K 16K 32K 64K 总页数 32 32 64 128 128 256 字节/ 页 8 16 16 16 32 32 字地址长度 8位 9位 10位 11位 12位 13位 Jan. 2008 Rev 1.0 524C02/24C04/24C08/24C16/24C32/24C64 13. 24CXX I2 C SCL I2 C SDA 4 VCC RP SDA RP SCL MPU 24Cxx 4 START 8 STOP 9 STOP 24CXX I2 C SCL START P START 5 S SDA SCL S SDA STOP S S 5 Jan. 2008 Rev 1.0 624C02/24C04/24C08/24C16/24C32/24C64 13. 6 SCL SDA SDA SDA SCL 6 7 SCL 1 S 2 8 9 7 I2C SDA SDA SDA Jan. 2008 Rev 1.0 724C02/24C04/24C08/24C16/24C32/24C64 13. EEPROM 8 "1" "0" 424C02/32/64 3 A2 A1 A0 24C04 2 A2 A1 1 A0 24C08 1 A2 2 A1 A0 24C16 3 A2 LSB / EEPROM "0" 8 EEPROM A2 A2 A1 A0 A124C0224C02/32/64 24C04 24C08 1 MSB 1 1 1 0 1 0 A2 A1 A0 R/W LSB 0 0 0 1 1 1 0 0 0 A2 A2 P2 A1 P1 P1 P0 P0 P0 R/W R/W R/W 24C16 8 　 EEPROM 1 2 1 2 3 1. "0" 9 SCL I2 C SDA 8 EEPROM EEPROM ACK tWR 8 9 8 EEPROM "0" EEPROM SDA M S B L R AM S / CS BWK B LA SC BK A C K 9 Jan. 2008 Rev 1.0 824C02/24C04/24C08/24C16/24C32/24C64 13.24C02器件按8字节/页执行页写，24C04/08/16器件按16字节/页执行页写，24C32/64器件 按32字节/页执行页写。 页写初始化与字节写相同，只是主器件不会在第一个数据后发送停止条件，而是在EEPROM 的ACK以后，接着发送7个（24C02）或15个（24C04/08/16）或31个（24C32/64）数据。 EEPROM收到每个数据后都应答“0”。最后仍需由主器件发送停止条件，终止写序列（见图10）。 接收到每个数据后，字地址的低3位（24C02）或4位（24C04/08/16）或5位（24C32/64） 内部自动加1，高位地址位不变，维持在当前页内。当内部产生的字地址达到该页边界地址时， 随后的数据将写入该页的页首。如果超过8个（24C02）或16个（24C04/08/16）或32个 （24C32/64）数据传送给了EEPROM，字地址将回转到该页的首字节，先前的字节将会被覆盖。 2. 地址(n) (n) ( n+1 ) ( n+x ) SDA M S B L R AM S / CS BWK B LA SC BK A C K A C K A C K 图10页写 3. / 11 EEPROM EEPROM "0" / R/W = 0 (ACK = 0)? Jan. 2008 Rev 1.0 924C02/24C04/24C08/24C16/24C32/24C64 / 1. 0 "0" / "1" EEPROM 12 1 ACK "1" SDA M S B L RA S/C BWK N O A C K 12 2. / EEPROM "0" "1" 13 (n) ACK EEPROM ACK (n) SDA M S B L R AM S / CS BWK B LA M SC S BK B LRA S /C BWK N O A C K 13 3. EEPROM “ ACK 0 "0 "0" ” “ ” 14 (n) ( n+1 ) ( n+2 ) ( n+x ) ACK SDA RA /C WK A C K A C K A C K N O A C K 14 Jan. 2008 Rev 1.0 1024C02/24C04/24C08/24C16/24C32/24C64 14. Vcc 1 2 3 4 U1 A0 A1 A2 GND24C02VCC SCL SDA WP 0xA2 R1 10K 8 6 5 7 Vcc 8 6 5 7 R2 10K SCL L SDA D 1 2 3 4 U2 A0 A1 A2 GND24C02VCC SCL SDA WP 0xA0 0xA0 xA 15 EEPROM Jan. 2008 Rev 1.0 1124C02/24C04/24C08/24C16/24C32/24C64 1 15. SOP8L A3 A1 A2 1 4 B1 R2 B 2 A 3 R R1 B2 C1 C2 C C3 C3 D1 D (mm) A A1 A2 A3 B B1 B2 C C1 C2 4.95 0.37 1.27( 0.41( 5.80 3.80 1.30 0.55 0.55 5.0( 5.15 0.47 ) ) 6.20 4.00 ) 1.50 0.65 0.65 C3 C4 D D1 R1 R2 1 2 3 4 0.05 0.20( 1.05( 0.40 0.07( 0.07( 17 ( 13 ( 4( 12 ( (mm) 0.20 ) ) 0.60 ) ) ) ) ) ) Jan. 2008 Rev 1.0 12 C424C02/24C04/24C08/24C16/24C32/24C64 DIP8L A θ1 D2 θ2 θ3 B D1 D C C2 C1 C3 A5 A3 A1 A4 4 A2 C4 C4 (mm) A A1 A2 2 A3 A4 A5 B C C1 9.30 1.524( 0.39 2.54( 0.66( 0.99( 6.3 7.20( 3.30 ) ) ) 6.5 ) 3.50 9 9.50 ) 0.53 C2 C3 C4 D D1 D2 1 2 3 0.5( 3.3( (mm) ) ) ) 8.80 0.35 7.87 8( 8( 5( ) ) ) 1.57( 8.20 0.20 7.62 Jan. 2008 Rev 1.0 13